pralidoxime
/ˌpralɪˈdɒksiːm/Pharmacology
noun
A drug used in conjunction with atropine as an antidote to poisoning by certain organophosphates, acting by dephosphorylating and reactivating the enzyme acetylcholinesterase.
- Pralidoxime is the chloride, iodide, or mesylate of a quaternary ammonium ion, 2-hydroxyiminomethyl-1-methylpyridinium, [HON=CH·C5H4N(CH3)]+..
Origin
1960s; earliest use found in Approved Names. Apparently from p- and -r- + al- + -i- + -doxime.